A. proportional to d
B. inversely proportional to d
C. inversely proportional to d
D. none of the above
Related Mcqs:
- The electric field intensity at a point situated 4 meters from a point charge is 200 N/C. If the distance is reduced to 2 meters, the field intensity will be______________?
A. 400 N/C
B. 600 N/C
C. 800 N/C
D. 1200 N/C - An uncharged conductor is placed near a charged conductor, then_____________?
A. the uncharged conductor gets charged by conduction
B. the uncharged conductor gets charged by induction and then attracted towards the charging body
C. the uncharged conductor is attracted first and then charged by induction
D. it remains as such - Energy stored in the electric field of a capacitor C when charged from a D.C source of voltage V is equal to joules_______________?
A. CV2
B. C2V
C. CV2
D. CV - Electric intensity at any point in an electric field is equal to the at that point?
A. electric flux
B. magnetic flux density
C. potential gradient
D. none of the above - When a dielectric is placed in an electric field the field strength____________?
A. decreases
B. increases
C. reduces to zero
D. remain unchanged - If an electrons is allowed to move along the field in a non uniform electric field then it will follow__________________?
A. Spiral path
B. Straight line
C. Curved path
D. Circular path - The presence of an uncharged conductor near a charged one increases the__________?
A. charge of the charged conductor
B. capacity of the charged conductor
C. potential of the charged conductor
D. all of the above - If metallic conductor is charged negatively then its weight______________?
A. Remains same
B. First increases then decreases
C. Decreases then increases
D. Increases for a while - The phenomenon of an uncharged body getting charged merely by the nearness of a charged body is known as____________?
A. pholoelectric effect
B. chemical effect
C. magnetic effect
D. induction - A single core cable used on 33000 V has conductor diameter 10 mm and the internal diameter of sheath 25 mm. The maximum electrostatic stress in the cable is____________?
A. 62 x 105 V/m
B. 72 x 105 V/m
C. 82 x 105 V/m
D. 92 x 105 V/m
